38620984 has 8 divisors (see below), whose sum is σ = 72414360. Its totient is φ = 19310488.

The previous prime is 38620951. The next prime is 38620993. The reversal of 38620984 is 48902683.

38620984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2413804 + ... + 2413819.

It is an arithmetic number, because the mean of its divisors is an integer number (9051795).

Almost surely, 2^38620984 is an apocalyptic number.

It is an amenable number.

38620984 is a deficient number, since it is larger than the sum of its proper divisors (33793376).

38620984 is a wasteful number, since it uses less digits than its factorization.

38620984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4827629 (or 4827625 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 38620984 is about 6214.5783445058. The cubic root of 38620984 is about 338.0189992005.

The spelling of 38620984 in words is "thirty-eight million, six hundred twenty thousand, nine hundred eighty-four".